Home / 10,332.36-15,487.20-4,482

Finding the Fourth Proportional to 10,332.36, 15,487.20 and 4,482

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Solution

The fourth proportional to 10,332.36, 15,487.20 and 4,482 is: 6,718.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.36 : 15,487.20 = 4,482 : x
  2. Step 2: Convert to fraction form
    10,332.36/15,487.20 = 4,482/x
  3. Step 3: Cross multiply
    10,332.36x = 15,487.20 × 4,482
  4. Step 4: Simplify right side
    10,332.36x = 69,413,630.40
  5. Step 5: Solve for x
    x = 69,413,630.40/10,332.36
  6. Step 6: Final answer
    x = 6,718.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.